Table 1. Baseline Characteristics of the Patients in Both Groups .
| Primary prevention n = 39 | Secondary prevention n = 78 | P-value | |
|---|---|---|---|
| Mean age in years (SD; range) | 64.2 (12.1; range: 38.0 - 84.6) | 64.5 (11.9; range: 29.4 - 86.2) | 0.90 |
| Men (%) | 43.6 | 47.4 | 0.69 |
| Educational level (%) | |||
| low | 22.2 | 36.5 | 0.16 |
| middle | 69.4 | 50.0 | |
| high | 8.3 | 13.5 | |
| Married/living together (%) | 83.3 | 71.4 | 0.17 |
| Dutch ethnicity (%) | 89.7 | 84.2 | 0.42 |
| Smoking; daily/now and then (%) | 26.3 | 28.4 | 0.82 |
| Alcohol use; daily/now and then (%) | 76.3* | 52.7* | 0.02 |
| Meets recommended physical exercise (%) | 61.1 | 56.2 | 0.62 |
* Significant difference between primary prevention and secondary prevention, χ2 test, (P < 0.05).